The nano60 punches above its weight literally. This ultra-compact rear light delivers strong daytime visibility thanks to its opticube lens and long-range beam projection. Lightweight and versatile, it fits modern aero seatposts using the sp-14-ra bracket and integrates seamlessly with the snap system for a wide variety of mounting options. With six lighting modes, smart battery-saving features, and usb-c rechargeability, the nano60 is your stealthy safety companion for any ride.Featurescompact and lightweight body just 20.5G 60-lumen rear led with long-range projectionhighly visible during daytime with opticube lenssix lighting modes including two daytime hyperflash settingssnap system compatible for varied mounting optionssp-14-ra seatpost bracket fits aero posts up to 130mmusb-c rechargeable cable not included low battery indicator and mode memorybattery auto save kicks in during low poweripx4 water resistance for all-weather reliabilityruntime:high 20 lumens : 3.5 Hourslow 3 lumens : 20 hoursflashing 6 lumens : 60 hoursgroup ride 10 lumens : 25 hoursdaytime hyperflash 1 60 lumens : 15 hoursdaytime hyperflash 2 20 lumens : 20 hoursspecification:dimensions: 30 x 32 x 30 mmweight: 20.5 Glight source: 1 ledbattery: li-ion polymer rechargeablerecharge time: approx. 3 Hours 0.5A mount size: 21.5 32 Mm, fits up to 130 mm outer circumference sp-14-ra water resistance: ipx4other features: mode memory, low battery indicator, battery auto save